National Item Identification Number
01-398-0772
013980772
5305-01-398-0772
5305013980772
National Stock Number
Item Name
THUMBSCREW
Federal Supply Class
5305
Description
An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
Commercial and Government Entity Code (Supplier Data)
53711
53711
53711
53711
53711
53711
53711
Reference Numbers (Part Numbers)
211045978
438-6404469-36
438-6404476-34
438-6404478-8
438-6726443-16A
64043
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
2A
RIGHT-HAND
1.600 INCHES MAXIMUM
1.600 INCHES NOMINA